Wahyuni, Tutik Sri, et al. “The Effect of Predict, Observe, And Explain (POE) Learning Model on Self Efficacy and Student Learning Outcomes on Basic Chemical Law Material”. Hydrogen: Jurnal Kependidikan Kimia, vol. 12, no. 4, Aug. 2024, pp. 867-78, doi:10.33394/hjkk.v12i4.12588.